 Although her husband was Research Director of the International Auxiliary Language Association (IALA) from 1946 to 1948, she became involved with Interlingua only in 1997, when a group of interviewers including Alix Potet spoke with the couple in their home.Jeanne Martinet participated in the Jubilee Interlingua Conference in Poland in 2001, the 8th Nordic Meeting in Sweden in 2002, the 16th International Interlingua Conference in Bulgaria in 2003, the 9th Nordic Meeting in Sweden in 2004, and the 17th International Interlingua Conference in Sweden in 2005.In 2002, she was elected President of the Union Interlinguiste de France.